Highlights of The Slide Rule

A log scale is key – here I investigate it with a crocheted coaster.

Make a simple slide rule

A simple paper slide rule showing doubling

Demonstrate a Times Table 


A short video demonstrating the 8 times table

Square number investigation

Showing how to find square numbers using the A and C scale.

Finding Trig values

Checking sin (15) with a slide rule, tables book and a calculator

Rules of logs

A simple demonstration of the laws of logs

Useful links
The Oughtred Society
The International slide rule museum
A virtual Tamaya slide rule
A useful video from ‘The singing banana’


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